Answer:
20%
Step-by-step explanation:
To find the percent decrease, we do old number subtracted from the new numbers over old.
We do
40 - 32 = 8
Then we put the 8 over the old and get
8/40
In percentage form it would be 20%
Answer:
Step-by-step explanation:
I believe it's C.33 because if 4×33=132 the rest are smaller and one of the is equal,
So in my opinion It's 33
Answer:

Step-by-step explanation:

Answer:
4
−
3
Step-by-step explanation:
The correct answer is 42x^4-24x^3+12x^2